package m3_publishsubscribe;

import com.rabbitmq.client.*;

import java.io.IOException;
import java.util.UUID;

public class Consumer {
    public static void main(String[] args) throws Exception {
        ConnectionFactory f=new ConnectionFactory();
        f.setHost("192.168.64.140");
        f.setPort(5672);
        f.setUsername("admin");
        f.setPassword("admin");
        Channel c =f.newConnection().createChannel();

        //1.定义队列   随机命名，非持久，独占，自动删除
        String queue = UUID.randomUUID().toString();
        c.queueDeclare(queue,false,true,true,null);

        //2.定义交换机
        c.exchangeDeclare("logs", BuiltinExchangeType.FANOUT);

        //3.绑定   第三个参数对fanout交换机无效
        c.queueBind(queue, "logs", "");

        DeliverCallback deliverCallback = new DeliverCallback() {
            @Override
            public void handle(String consumerTag, Delivery message) throws IOException {
                String msg=new String(message.getBody());
                System.out.println("收到："+msg);
            }
        };
        CancelCallback cancelCallback = new CancelCallback() {
            @Override
            public void handle(String s) throws IOException {

            }
        };

        //正常的消费数据
        c.basicConsume(queue, true,deliverCallback,cancelCallback);
    }
}
